bei careful not to fall ill这句话是对么

bei careful not to fall ill这句话是对么 求教!Be careful not to fall ill． Be careful not( to fall ) ill when you are away from home.填的 Be careful not------ill 英语翻译while being particularly careful not to fall prey to nar 1、The river is about __deep.Be careful not to fall into it 【 The hole is about ____deep.Be careful not to fall into it. Tom's house is not far from to mine. 这句话对么 you must watch your steps so as not to fall down这句话中的watch y He apopogized for his not being able to come 为什么是his not bei be careful.or the glass will fall onto lthe ground broken这句话 We shoud not cut down the trees.这句话对么?